Home / 474,795,638.47-655,221,828.20-263,106,005.10

Finding the Fourth Proportional to 474,795,638.47, 655,221,828.20 and 263,106,005.10

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Solution

The fourth proportional to 474,795,638.47, 655,221,828.20 and 263,106,005.10 is: 363,088,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,795,638.47 : 655,221,828.20 = 263,106,005.10 : x
  2. Step 2: Convert to fraction form
    474,795,638.47/655,221,828.20 = 263,106,005.10/x
  3. Step 3: Cross multiply
    474,795,638.47x = 655,221,828.20 × 263,106,005.10
  4. Step 4: Simplify right side
    474,795,638.47x = 172,392,797,671,040,224
  5. Step 5: Solve for x
    x = 172,392,797,671,040,224/474,795,638.47
  6. Step 6: Final answer
    x = 363,088,418.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.